rf signal generator

DARC Ortsverband Dusseldorf R01 - Deutscher Amateur Radio Club - Ortsverband Düsseldorf, R01

K¤ARF Keeping Amateur Radio Fun - Keeping the fun in amateur radio with portable operating events and some contesting. Located in central Minnesota, U.S.A.

DX info e-group - "The site of the e-group ""DX INFO"" Cluster, contests, dx info"

Scanner feed tutorial - This tutorial is designed to help the average person get his scanner feed on the net pdf file

Mutek - Transverters, amplifiers and low noise preamplifiers

Gizmotchy Antennas - The Gizmotchy high performance horizontal and vertical beam antenna for 2/6/10/11 meter bands

BitScopes Mixed Signal Oscilloscopes - Robust and affordable PC based mixed signal oscilloscopes for Windows, Linux and Mac. Isolated USB or networked connection to one or more PCs. Data acquisition, waveform generation and multi-user options available.

First radio signal over Atlantic - Description od Marconi's first transmission over Atlantic Ocean

Amateur Radio Astronomy - A radio-telescope project observing the natural radio emissions of neutral hydrogen atoms throughout space.

F4DAY technical website - ATV and high speed data signalling projects

G4CCH EME 1296Mhz - News of latest radio activity, initial contacts list, recordings of EME signals, information about station, and overview of latest projects.

VLF Time Signal Broadcasts - Station List Compiled by William Hepburn, LWCA

VHF+ Weak Signal Site of VE2PIJ - VHF+ Weak Signal Site

RigPix Database - Images and technical details of thousands of transceivers, cb radios, rotators, rf amplifiers scanners and accessories, by SM0OFV

EB8BEE Victor - Metbee Station NOAA and METEOR Meteorological Satellite Pictures and Marine RF Power Amplifier

Radio DX Center - French distributor for Palstar, Nagoya, Emotator, Belden, Vimer, RM, Batteries compatible, RF connectors... dealer for Kenwood, Alinco, Icom, President, Sirio, Syncron, Midland... Manufacturer for I.T.A. Antennas

WSJT High Speed Meteorscatter - "Software uses four-tone frequency-shift keying for meteor scatter. WSJT stands for ""Weak Signal communications, by K1JT"", and plans call for the program to include more than one communication mode."

EchoFilter - EchoFilter uses the soundcard of a PC to process income audio signals in real-time. The narrow filter bandwidth allow the extraction signals and sounds from the audio signal that may normally be close to inaudible. It is intended for radio HAMS, hobbyists, researchers, scientists and students in the DSP field.

Monteria - International Commercial supplier of HF, VHF and UHF signals analysis and receiver control hardware and software

WOLF - A proposed new signal format for LF weak-signal work, It can be used for beacons and for two way communication

The Radio-Frequency Ground - You were told that your audio was no good, that you had "RF in your audio ? This is also known as RF feedback

HSCW transmit interface box - Versatile transmit interface circuit

Build your hamcomm interface - This is the small easy to build interface that will allow you to receive most all the digital modes on you shortwave radio.

A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath

Interface for MS_DSP - Minimal interface circuits for receiver and transmitter audio, also for PSK31